diff --git a/htdocs/compta/stats/cabyprodserv.php b/htdocs/compta/stats/cabyprodserv.php
index f367f8ee436..fb651977d7c 100644
--- a/htdocs/compta/stats/cabyprodserv.php
+++ b/htdocs/compta/stats/cabyprodserv.php
@@ -111,6 +111,13 @@ if (empty($date_start) || empty($date_end)) // We define date_start and date_end
 	// TODO We define q
 }
 
+// $date_start and $date_end are defined. We force $year_start and $nbofyear
+$tmps=dol_getdate($date_start);
+$year_start = $tmps['year'];
+$tmpe=dol_getdate($date_end);
+$year_end = $tmpe['year'];
+$nbofyear = ($year_end - $year_start) + 1;
+
 $commonparams=array();
 $commonparams['modecompta']=$modecompta;
 $commonparams['sortorder'] = $sortorder;
@@ -154,10 +161,11 @@ $name=$langs->trans("SalesTurnover").', '.$langs->trans("ByProductsAndServices")
 
 if ($modecompta=="CREANCES-DETTES") {
 	$calcmode=$langs->trans("CalcModeDebt");
-	$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=RECETTES-DEPENSES">','</a>').')';
+	$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=RECETTES-DEPENSES">','</a>').')';
 
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-
+	$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
+	
 	$description=$langs->trans("RulesCADue");
 	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) {
 		$description.= $langs->trans("DepositsAreNotIncluded");
@@ -168,10 +176,11 @@ if ($modecompta=="CREANCES-DETTES") {
 	$builddate=dol_now();
 } else {
 	$calcmode=$langs->trans("CalcModeEngagement");
-	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=CREANCES-DETTES">','</a>').')';
+	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=CREANCES-DETTES">','</a>').')';
 
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-
+	$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
+	
 	$description=$langs->trans("RulesCAIn");
 	$description.= $langs->trans("DepositsAreIncluded");
 
diff --git a/htdocs/compta/stats/cabyuser.php b/htdocs/compta/stats/cabyuser.php
index 1fa48738e66..a21c34e0c2f 100644
--- a/htdocs/compta/stats/cabyuser.php
+++ b/htdocs/compta/stats/cabyuser.php
@@ -99,6 +99,12 @@ else
 {
 	// TODO We define q
 }
+// $date_start and $date_end are defined. We force $year_start and $nbofyear
+$tmps=dol_getdate($date_start);
+$year_start = $tmps['year'];
+$tmpe=dol_getdate($date_end);
+$year_end = $tmpe['year'];
+$nbofyear = ($year_end - $year_start) + 1;
 
 $commonparams=array();
 $commonparams['modecompta']=$modecompta;
@@ -139,9 +145,9 @@ $form=new Form($db);
 if ($modecompta=="CREANCES-DETTES") {
     $name=$langs->trans("SalesTurnover").', '.$langs->trans("ByUserAuthorOfInvoice");
     $calcmode=$langs->trans("CalcModeDebt");
-    $calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=RECETTES-DEPENSES">','</a>').')';
+    $calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=RECETTES-DEPENSES">','</a>').')';
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-    //$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
+	$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
     $description=$langs->trans("RulesCADue");
 	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $description.= $langs->trans("DepositsAreNotIncluded");
 	else  $description.= $langs->trans("DepositsAreIncluded");
@@ -150,9 +156,9 @@ if ($modecompta=="CREANCES-DETTES") {
 } else {
     $name=$langs->trans("SalesTurnover").', '.$langs->trans("ByUserAuthorOfInvoice");
 	$calcmode=$langs->trans("CalcModeEngagement");
-    $calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=CREANCES-DETTES">','</a>').')';
+	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=CREANCES-DETTES">','</a>').')';
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-    //$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
+	$periodlink="<a href='".$_SERVER["PHP_SELF"]."?year=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>";
     $description=$langs->trans("RulesCAIn");
 	$description.= $langs->trans("DepositsAreIncluded");
     $builddate=dol_now();
diff --git a/htdocs/compta/stats/casoc.php b/htdocs/compta/stats/casoc.php
index b7b37d0837c..9a88a1c4574 100644
--- a/htdocs/compta/stats/casoc.php
+++ b/htdocs/compta/stats/casoc.php
@@ -120,6 +120,13 @@ else
 	// TODO We define q
 }
 
+// $date_start and $date_end are defined. We force $year_start and $nbofyear
+$tmps=dol_getdate($date_start);
+$year_start = $tmps['year'];
+$tmpe=dol_getdate($date_end);
+$year_end = $tmpe['year'];
+$nbofyear = ($year_end - $year_start) + 1;
+
 $commonparams=array();
 $commonparams['modecompta']=$modecompta;
 $commonparams['sortorder'] = $sortorder;
@@ -167,9 +174,9 @@ if ($modecompta=="CREANCES-DETTES")
 {
 	$name=$langs->trans("SalesTurnover").', '.$langs->trans("ByThirdParties");
 	$calcmode=$langs->trans("CalcModeDebt");
-	$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=RECETTES-DEPENSES">','</a>').')';
+	$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=RECETTES-DEPENSES">','</a>').')';
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-	//$periodlink='<a href="'.$_SERVER["PHP_SELF"].'?year='.($year-1).'&modecompta='.$modecompta.'">'.img_previous().'</a> <a href="'.$_SERVER["PHP_SELF"].'?year='.($year+1).'&modecompta='.$modecompta.'">'.img_next().'</a>';
+	$periodlink='<a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start-1).'&modecompta='.$modecompta.'">'.img_previous().'</a> <a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start+1).'&modecompta='.$modecompta.'">'.img_next().'</a>';
 	$description=$langs->trans("RulesCADue");
 	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $description.= $langs->trans("DepositsAreNotIncluded");
 	else  $description.= $langs->trans("DepositsAreIncluded");
@@ -178,9 +185,9 @@ if ($modecompta=="CREANCES-DETTES")
 } else {
 	$name=$langs->trans("SalesTurnover").', '.$langs->trans("ByThirdParties");
 	$calcmode=$langs->trans("CalcModeEngagement");
-	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year.'&modecompta=CREANCES-DETTES">','</a>').')';
+	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=CREANCES-DETTES">','</a>').')';
 	$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
-	//$periodlink='<a href="'.$_SERVER["PHP_SELF"].'?year='.($year-1).'&modecompta='.$modecompta.'">'.img_previous().'</a> <a href="'.$_SERVER["PHP_SELF"].'?year='.($year+1).'&modecompta='.$modecompta.'">'.img_next().'</a>';
+	$periodlink='<a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start-1).'&modecompta='.$modecompta.'">'.img_previous().'</a> <a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start+1).'&modecompta='.$modecompta.'">'.img_next().'</a>';
 	$description=$langs->trans("RulesCAIn");
 	$description.= $langs->trans("DepositsAreIncluded");
 	$builddate=dol_now();